package com.zjn.config;

import org.springframework.util.StringUtils;
import org.springframework.web.servlet.LocaleResolver;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Locale;


//实现国际化
public class MyLocaleResolver implements LocaleResolver {

    @Override
    public Locale resolveLocale(HttpServletRequest request) {
        //获取请求中的语言参数
        String language = request.getParameter("l");
        //如果没有就使用这个默认的
        Locale locale = Locale.getDefault();
        //如果请求的链接携带了国际化参数
        if(!StringUtils.isEmpty(language)){
            //将参数分割：zh_CN，en_US
            String[] split = language.split("_");
            //分割后得到国家，地区
            locale = new Locale(split[0], split[1]);
        }

        return locale;
    }

    @Override
    public void setLocale(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Locale locale) {

    }
}
